bearbeiten Button für admin angepasst, zusage funktion auch hinzugefügt

db/init/01_initial.sql

@@ -69,6 +69,16 @@ CREATE TABLE concert_photos (
     created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
 );
 
+CREATE TABLE concert_attendance (
+    concert_id INTEGER NOT NULL REFERENCES concerts(id) ON DELETE CASCADE,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    status VARCHAR(20) NOT NULL CHECK (
+        status IN ('attending', 'maybe', 'ticket_search')
+    ),
+    updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    PRIMARY KEY (concert_id, user_id)
+);
+
 CREATE INDEX idx_concerts_start_datetime
     ON concerts(start_datetime);
 
@@ -83,3 +93,6 @@ CREATE INDEX idx_concert_comments_concert
 
 CREATE INDEX idx_concert_photos_concert
     ON concert_photos(concert_id, created_at);
+
+CREATE INDEX idx_concert_attendance_concert
+    ON concert_attendance(concert_id, status);

db/migrations/03_community.sql

@@ -48,3 +48,16 @@ CREATE TABLE IF NOT EXISTS concert_photos (
     path TEXT NOT NULL,
     created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
 );
+
+CREATE TABLE IF NOT EXISTS concert_attendance (
+    concert_id INTEGER NOT NULL REFERENCES concerts(id) ON DELETE CASCADE,
+    user_id INTEGER NOT NULL REFERENCES users(id) ON DELETE CASCADE,
+    status VARCHAR(20) NOT NULL CHECK (
+        status IN ('attending', 'maybe', 'ticket_search')
+    ),
+    updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    PRIMARY KEY (concert_id, user_id)
+);
+
+CREATE INDEX IF NOT EXISTS idx_concert_attendance_concert
+    ON concert_attendance(concert_id, status);